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A042651
Denominators of continued fraction convergents to sqrt(855).
2
1, 4, 25, 104, 6057, 24332, 152049, 632528, 36838673, 147987220, 924761993, 3847035192, 224052803129, 900058247708, 5624402289377, 23397667405216, 1362689111791905, 5474154114572836, 34207613799228921, 142304609311488520, 8287874953865563081
OFFSET
0,2
LINKS
FORMULA
G.f.: -(x^2-4*x-1)*(x^4+26*x^2+1) / ((x^4-78*x^2+1)*(x^4+78*x^2+1)). - Colin Barker, Dec 20 2013
MATHEMATICA
Denominator[Convergents[Sqrt[855], 30]] (* Vincenzo Librandi, Jan 26 2014 *)
CROSSREFS
Sequence in context: A082044 A167889 A329495 * A225692 A359524 A070764
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 20 2013
STATUS
approved